Schulte Grid is a great app to improve your peripheral vision and speed reading. Health benefits : • speed up of the development of mental perception • visual directional speed search movement. • improve attention • stability of vision • discernment • directed search capabilities The longer the practice, the shorter time needed to read the whole grid. With in-depth practice, even the beginners can expand and accelerate reading and recognizing capability by vertical and horizontal expansion of vision. Ultimately these grids can be used to increase fast reading and attention. Each grid is sorted by numeric order. How long should be needed to find all the numbers in order? The shorter the better. On average, a second per cell is excellent, i.e. 9 second for 9 cells, 25 second for 25 cells. 【自动续费会员】 -- 订阅周期：1周（连续包周产品）、1个月（连续包月产品），3个月(连续包季产品)，12个月（连续包年产品）。 -- 订阅价格：以iAP申请信息为准，例如连续包周产品为每周1.99元；连续包月产品为每月6元。 -- 付款：用户确认购买并付款后记入iTunes账户。 -- 取消续订：如需取消续订，请打开苹果手机"设置"->进入"iTunes Store 与 App Store"->点击"Apple ID"，选择"查看Apple ID"，进入"账户设置"页面，点击"订阅"，选择并取消订阅。如未在订阅期结束的至少24小时前关闭订阅，此订阅将会自动续订。 -- 续订：苹果iTunes账户会在到期前24小时内扣费，扣费成功后订阅周期顺延一个订阅周期。 -- 隐私政策：http://www.ikaytong.com/privacy -- 会员服务协议：http://www.ikaytong.com/service -- 自动续费服务协议：http://www.ikaytong.com/renew
